Home / 132,040.13-182,215.37-75,462.44

Finding the Fourth Proportional to 132,040.13, 182,215.37 and 75,462.44

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Solution

The fourth proportional to 132,040.13, 182,215.37 and 75,462.44 is: 104,138.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,040.13 : 182,215.37 = 75,462.44 : x
  2. Step 2: Convert to fraction form
    132,040.13/182,215.37 = 75,462.44/x
  3. Step 3: Cross multiply
    132,040.13x = 182,215.37 × 75,462.44
  4. Step 4: Simplify right side
    132,040.13x = 13,750,415,703.28
  5. Step 5: Solve for x
    x = 13,750,415,703.28/132,040.13
  6. Step 6: Final answer
    x = 104,138.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.